Table 3 Comparison of the VAS, ODI and SRS-22 scores between the preoperative and last follow-up visits

VAS

7.77 ± 0.83

2.62 ± 1.61

161.281

<0.001*

ODI (%)

87.85 ± 6.84

37.78 ± 21.08

71.721

<0.001*

 Pain

2.69 ± 0.48

4.54 ± 0.52

93.405

<0.001*

 Function

2.85 ± 0.80

4.46 ± 0.52

80.182

<0.001*

 Self-image

2.54 ± 0.52

4.46 ± 0.52

117.187

<0.001*

 Mental health

3.00 ± 0.71

4.46 ± 0.52

46.085

<0.001*

 Satisfaction

2.54 ± 0.52

4.69 ± 0.48

196.000

<0.001*